204984625

素因数分解:

$5^3\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1$

素因数の和:163

約数の個数: 64

約数和(自身を含む): 286820352

約数和(自身を除く): 81835727

約数列:

[1, 5, 23, 25, 37, 41, 47, 115, 125, 185, 205, 235, 575, 851, 925, 943, 1025, 1081, 1175, 1517, 1739, 1927, 2875, 4255, 4625, 4715, 5125, 5405, 5875, 7585, 8695, 9635, 21275, 23575, 27025, 34891, 37925, 39997, 43475, 44321, 48175, 71299, 106375, 117875, 135125, 174455, 189625, 199985, 217375, 221605, 240875, 356495, 872275, 999925, 1108025, 1639877, 1782475, 4361375, 4999625, 5540125, 8199385, 8912375, 40996925, 204984625]

約数ペア:

[(1, 204984625), (5, 40996925), (23, 8912375), (25, 8199385), (37, 5540125), (41, 4999625), (47, 4361375), (115, 1782475), (125, 1639877), (185, 1108025), (205, 999925), (235, 872275), (575, 356495), (851, 240875), (925, 221605), (943, 217375), (1025, 199985), (1081, 189625), (1175, 174455), (1517, 135125), (1739, 117875), (1927, 106375), (2875, 71299), (4255, 48175), (4625, 44321), (4715, 43475), (5125, 39997), (5405, 37925), (5875, 34891), (7585, 27025), (8695, 23575), (9635, 21275)]